But in fact, after a few years, I am major in water irrigation engineering.
但是事实上，在若干年后，我的专业是水利工程。
The design of canal is usually used in water conservancy irrigation engineering.
水利灌溉工程中渠道的设计是经常遇到的。
The countryside irrigation engineering mainly refers to the village level jurisdiction below the lateral canal the field project.
农村灌溉工程主要是指乡村一级管辖的斗渠以下田间工程。
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